Acer XV272K V3 User manual

ACER XV272K V3
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ACER_ XV272K V3 _SM20230815V1
Acer Monitor XV272K V3
LIFECYCLE EXTENSION GUIDE

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Contents
Table of Contents
Important SafetyNotice............................................................................................................
3
1. Exploded Diagram...............................................................................................................4
2. Wiring connectivitydiagram ...............................................................................................6
3. Mechanical Instruction........................................................................................................7
4. Assemblyand DisassemblySOP........................................................................................8
5. Troubleshooting ................................................................................................................14
6. FRU List..............................................................................................................................16
Safety
Notice
Any person attempting to service this chassis must familiarize with the chassis and
be aware of the necessary safety precautions to be used when serving electronic
equipmentcontaining high voltage

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Important Safety Notice
Product Announcement:
This product is certificated to meet RoHS Directive and Lead-Free produced definition. Using
approved critical components only is recommended when the situation to replace defective
parts. Vender assumes no liability express or implied, arising out of any unauthorized
modification of design or replacing non-RoHS parts. Service providers assume allliability.
Qualified Repairability:
Proper service and repair is important to the safe, reliable operation of all series products.
The service providers recommended by vender should being aware of notices listed in this
service manual in order to minimize the risk of personal injury when perform service
procedures. Furthermore, the possible existed improper repairing method may damage
equipment or products. It is recommended that service engineers should have repairing
knowledge, experience, as well as appropriate product training per new model before
performing the service procedures.
NOTICE:
! Toavoid electrical shocks, the products should be connect to an authorized power cord,
and turn off the master power switch each time before removing the AC power cord.
! Toprevent the product away from water or explosed in extremely high humility environment.
! Toensure the continued reliability of this product, use only original manufacturer’s specified parts.
! Toensure following safety repairing behavior, put the replaced part on the components
sideof PWBA, not solder side.
! Toensure using a proper screwdriver, follow the torque and force listed in assemblyand
disassembly procedures to screw and unscrew screws.
! Using Lead-Free solder to well mounted the parts.
! The fusion point of Lead-Free solder requested in the degree of 220°C.

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1. Exploded Diagram
1.1 Product Exploded Diagram
1.2 BOM LIST

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2. Wiring connectivity diagram

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3. Mechanical Instruction
Tools Required
List the type and size of the tools that would typically can be used to disassemble the product
to apoint where components and materials requiring selective treatment can be removed.
Tool Description:
- working table
- Screw- driver
- Knife
- glove
- cleaning cloth
- ESD protection

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4. Assembly and Disassembly SOP
4.1 Disassembly Procedures
Preparation before disassemble
1. Clean the room for disassemble
2. Identify the area for monitor
3. Check the position that the monitors be placed and the quantity of the monitor ;prepare the area for
material flow; according to the actual condition plan the disassemble layout
4. Prepare the implement, equipment, materials as bellow:
1) working table
2) Screw-driver
3) knife
4) glove
5) cleaning cloth
6) ESD protection
S1
Disassemble
the base, stand
A. Place the machine face down on the clean flat washers first
B.
Remove the screw from the bracket and take off the base
C.
Using the screw-driver to take the screw off and remove the
stand from the monitor
S2
Disassemble
the back cover
A. Remove the three screws of fixing back cover to shielding
B. Using the disassemble tool to unclench the back cover from
bottom side to other three side
C. Remove the back cover and pull out the key board line and LED
line by vertically
Remove the three screws of
fixing back cover to shielding

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S3
Disassemble
the key board, the cable and
shielding
A. Using the screw driver to remove the screw on the key pad board
and take the keypad board off
B.
Tear off the tape of fixing the wire and shielding
C.
Pull out the LVDS wire and backlight wire from the panel
D. Take the shielding off
S4
Remove the main board and power
board and pull out the wire from board
A. Using the screw driver to remove the screw which fixing the main
board and power board to shielding
B.
Remove the main board and power board from the shielding
C. Pull out the wires from the main board and power board
S5
Disassemble the middle frame
A. Using the screw driver to remove the nine screws which fixing the
middle frame and panel
B.
Remove the middle frame
Remove nine screws of fixing
middle frame and panel

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4.2 AssemblyProcedures
Preparation before assemble:
1. Clean the room for work
2. Identify the area for material
3. Prepare the implement, equipment, materials as bellow：
1) working table
2) Screw- driver
3) Knife
4) glove
5) cleaning
cloth ESD
protection
S1
Assemble the middle frame
A. Input the LCD on the pallet
B. Take one middle frame and put it on the back side of panel
C. Load the middle frame on the panel
S2
Assemble the mainboard and power
board of shielding
A. Assemble LVDS wire , Keypad wire and backlight wire on the
mainboard
B. Assemble the power wire from mainboard to power board
C.
Put the mainboard and power board into the shielding and load screws
on the shielding
Put the bottom side of panel into middle frame,
let the backlight connector on the left side of
the middle frame
Assemble the LVDS wire, Key
pad wire and back light wire
Connect the mainboard
and power board with wire
Put the mainboard and power
board into the shielding
Loading six screws of
mainboard and power board

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S3
Assemble the Speaker
A. Assemble the speaker on the shielding
B. Assemble the speaker wire on main board
C. Fix the speaker wire on the shielding
S4
Load the middle frame with panel
and assemble the wire from
mainboard to panel
A. Load nine screws of middle frame with screw driver
B. Assemble the LVDS line to panel with jig
C. Fix the shielding
D. Assemble the backlight to panel
E. Fixed backlight and speaker wire with tape
Assemble right speaker
Assemble left speaker
Connect the wire of
speaker on mainboard
Fix the speaker wire with tape
Loading nine screws of middle frame
Assemble the LVDS wire to the panel
Put the shielding into the registration mast of
middle frame and stick Aluminium foil at right
and left side to fix the shielding
Assemble the backlight
Fix the wire with tape

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S5
Assemble back cover
A. Load the keypad board on the back cover with screw driver
B. Assemble the keypad board and LED wire to the keypad board
C. Assemble the back cover and press it with hand through bottom, left,
right and top side
S6
Loading back cover screw and
assemble stand and base
A. Loading three back cover with screw driver
B. Assemble the stand into the back cover
C. Assemble the base by registration mast
D. Load the screw with screw driver
Assemble the Keypad board
Assemble the keypad board wire and
LED wire to keypad board
Assemble back cover
Assemble stand
Assemble base
Load the screw

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5. Troubleshooting

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6.FRU List
This chapter gives you the FRU (Field Replaceable Unit) listing in global configurations of ACER
KG272UX . Refer to this chapter whenever ordering for parts to repair or for RMA (Return Merchandise
Authorization).
Please note that WHEN ORDERING FRU PARTS, you should c heck the most up-to-date information
available on your regional web or channel. For whatever reasons a part number change is made, it will not be
noted on the printed Service Guide. For AUTHORIZED SERVICE PROVIDERS, your office may have a
DIFFERENT part number code from those given in the FRU list of this printed Service Guide. You MUST use
the local FRU list provided by your regional office to order FRU parts for repair and service of customer
machines
NOTE: Toscrap or to return the defective parts, you should follow the local government ordinance or
regulations on how to dispose it properly, or follow the rules set by your regional office on how to return it.